火电机组厂用电保护整定计算问题探讨Discussion on Protection Setting and Calculation of Auxiliary Power for Thermal Power Generating Units
贺永刚,王利波
HE Yong-gang,WANG Li-Bo(Jiaozuo Huarun Thermal Power Co.
摘要(Abstract):
对火力发电厂厂用电系统中的变压器、电动机、厂用馈线等电气设备继电保护的配置、整定计算进行分析,对常见型式保护的配合整定原则进行了探讨。
This paper analyzes relay protection configuration and setting and calculation of high and low-voltage transformers,motors and auxiliary feeder lines,and it discusses setting coordination principle of common typed protection.
关键词(KeyWords):
厂用系统;继电保护;整定计算
auxiliary power system;relay protection;setting calculation
基金项目(Foundation):
作者(Author):
贺永刚,王利波
HE Yong-gang,WANG Li-Bo(Jiaozuo Huarun Thermal Power Co.
DOI: 10.19585/j.zjdl.2013.02.017